| # step2.exp -- Expect script to test gdb step.c |
| # Copyright (C) 1992, 1997 Free Software Foundation, Inc. |
| |
| # This program is free software; you can redistribute it and/or modify |
| # it under the terms of the GNU General Public License as published by |
| # the Free Software Foundation; either version 2 of the License, or |
| # (at your option) any later version. |
| # |
| # This program is distributed in the hope that it will be useful, |
| # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| # GNU General Public License for more details. |
| # |
| # You should have received a copy of the GNU General Public License |
| # along with this program; if not, write to the Free Software |
| # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| |
| # Please email any bugs, comments, and/or additions to this file to: |
| # bug-gdb@prep.ai.mit.edu |
| |
| # This file was written by Jeff Law. (law@cygnus.com) |
| # |
| |
| |
| if $tracelevel then { |
| strace $tracelevel |
| } |
| |
| set program_exited 0 |
| |
| # A simple and crude test to see that we can step two threads independently |
| proc test_multi_threaded_stepping {} { |
| global gdb_prompt |
| global hex |
| global srcfile |
| global decimal |
| |
| # Set breakpoints in code that we know is executed in only |
| # thread of control. |
| gdb_test "break thread1" \ |
| "Break.* at $hex: file .*$srcfile, line $decimal\\." |
| gdb_test "break thread2" \ |
| "Break.* at $hex: file .*$srcfile, line $decimal\\." |
| |
| # the order in which things happen is indeterminate. So we basically |
| # look for a set of events and note that each one happens and that |
| # all of the required events have happened when we're done. |
| # |
| # Right now we only verify that both threads start and that they |
| # both call pthread_cond_wait twice. |
| set thread1started 0 |
| set thread1condwait 0 |
| set thread2started 0 |
| set thread2condwait 0 |
| |
| send_gdb "run\n" |
| gdb_expect { |
| -re "The program .* has been started already.*y or n. $" { |
| send_gdb "y\n" |
| exp_continue |
| } |
| -re ".*Breakpoint \[0-9\]+,.*thread1.* at .*$srcfile:.*\[\t \].*$gdb_prompt $" { |
| if { $thread1started != 0 } then { |
| fail "thread1 started" |
| return |
| } else { |
| set thread1started 1 |
| pass "thread1 started" |
| } |
| send_gdb "step\n" |
| exp_continue |
| } |
| -re ".*Breakpoint \[0-9\]+,.*thread2.* at .*$srcfile:.*\[\t \].*$gdb_prompt $" { |
| if { $thread2started != 0 } then { |
| fail "thread2 started" |
| return |
| } else { |
| set thread2started 1 |
| pass "thread2 started" |
| } |
| send_gdb "step\n" |
| exp_continue |
| } |
| -re ".*pthread_cond_wait.*cv_a.*$gdb_prompt" { |
| if { $thread1started == 0 } then { |
| fail "thread1 condwait" |
| return |
| } |
| if { $thread1condwait < 2 } then { |
| pass "thread1 condwait" |
| incr thread1condwait |
| } |
| if { $thread2condwait == 2 } then { |
| pass "multi threaded stepping" |
| return |
| } |
| send_gdb "step\n" |
| exp_continue |
| } |
| |
| -re ".*pthread_cond_wait.*cv_b.*$gdb_prompt" { |
| if { $thread2started == 0 } then { |
| fail "thread2 condwait" |
| return |
| } |
| if { $thread2condwait < 2 } then { |
| pass "thread2 condwait" |
| incr thread2condwait |
| } |
| if { $thread1condwait == 2 } then { |
| pass "multi threaded stepping" |
| return |
| } |
| send_gdb "step\n" |
| exp_continue |
| } |
| |
| -re "$gdb_prompt" { |
| send_gdb "step\n" |
| exp_continue |
| } |
| default { fail "multi threaded stepping" } |
| } |
| } |
| |
| # Check to see if we have an executable to test. If not, then either we |
| # haven't tried to compile one, or the compilation failed for some reason. |
| # In either case, just notify the user and skip the tests in this file. |
| |
| set binfile "step" |
| set srcfile "step.c" |
| |
| if ![file exists $objdir/$subdir/$binfile] then { |
| if $all_flag then { |
| warning "$binfile does not exist; tests suppressed." |
| } |
| return |
| } |
| |
| set prms_id 0 |
| set bug_id 0 |
| |
| # Start with a fresh gdb. |
| |
| gdb_exit |
| gdb_start |
| gdb_reinitialize_dir $srcdir/$subdir |
| gdb_load $objdir/$subdir/$binfile |
| |
| test_multi_threaded_stepping |